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Google Distributed Cloud (GDC) air-gapped appliance uses the Linux Unified Key Setup (LUKS) to encrypt data on disks.
Each physical disk is turned into a logical volume, encrypted by LUKS, during the bootstrapping processing. LUKS requests an externally provided passphrase to decrypt
and open the device.
This document describes the steps to rotate the LUKS passphrase that must be performed for:
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-02-14 UTC."],[],[]]